The Netflix TechBlog

MAY 1, 2019

surround audio in 2010, and began streaming Dolby Atmos in 2016 , but wanted to bring studio quality sound to our members around the world. The top graph shows both the audio and video bitrate, along with the available network throughput. We needed to support these choices better. We began streaming 5.1

Engineering 274

Engineering Network Media Entertainment 274

Testsigma

APRIL 27, 2020

As we move forward, organizations need to get out of their silos and follow a more collaborative and efficient process to achieve excellence. Organizations that adopt DevOps are able to evolve and improve software products much faster when compared to those that use traditional software development processes.

DevOps 53

DevOps Innovation Efficiency Testing 53

Alex Podelko

OCTOBER 28, 2016

I am looking forward to share my thoughts on ‘Reinventing Performance Testing’ at the imPACt performance and capacity conference by CMG held on November 7-10, 2016 in La Jolla, CA. This option has been available for a long time, but it is much more viable now. – Cloud. – Agile. – Continuous Integration.

Performance Testing 100

Performance Testing Technology Technology Testing 100

Percona

JUNE 4, 2023

Introduction: MariaDB vs. MySQL The goal of this blog post is to evaluate, at a higher level, MariaDB vs. MySQL vs. Percona Server for MySQL side-by-side to better inform the decision making process. Efficient data processing and indexing, making it optimal for executing queries and handling large datasets.

Open Source 52

Open Source Servers Storage Scalability 52

KeyCDN

OCTOBER 17, 2018

PostCSS was developed by Andrey Sitnik , also the author of Autoprefixer, as a means to use JavaScript (mainly with plugins) for CSS processing and or transforming styles. You can still use your favorite preprocessor and then use PostCSS processing with plugins (although this might complicate your workflow rather than simplify it).

Google 72

Google Processing Code Development 72

SQL Server According to Bob

JANUARY 26, 2017

My goal is to resolve mysteries about SQL Server I encounter but do this without going straight the source code first. The process to enable this for a database is described in our documentation. At first glance in SQL Server 2016, you can see if a database is encrypted for TDE by looking at sys.databases.is_encrypted.

Servers 40

Servers Database Azure Cache 40

Smashing Magazine

OCTOBER 27, 2021

With detailed code walkthroughs , hands-on examples and common gotchas — all broken down into short, manageable lessons. The metrics available in eye-tracking can vary from tool to tool. Including eye-tracking in the process of usability testing can offer many benefits for UX teams. More after jump! Jump to table of contents ?.

Mobile 111

Mobile Website Hardware Social Media 111

Smashing Magazine

JANUARY 15, 2019

For the more adventurous/technical, the top (table of processes) command provides similar metrics on most Unix-like operating systems such as macOS and Ubuntu. In 2016, O’Reilly published “ Designing For Sustainability ” by Tim Frick. Generally speaking, we can also run the top command on any server to which we have shell access.

Website Performance 73

Website Performance Website Energy Performance 73

SQL Server According to Bob

APRIL 25, 2017

I recently visited a customer onsite and presented to them topics on SQL Server 2016. When I got back to my office, I remembered my colleague from the Tiger Team, Ajay Jagannathan, had blogged about new extended events we introduced in SQL Server 2016 for backup and restore. 10 percent processed. 20 percent processed.

Servers 40

Servers Database Processing Virtualization 40

SQL Server According to Bob

APRIL 21, 2017

I recently visited a customer onsite and presented to them topics on SQL Server 2016. When I got back to my office, I remembered my colleague from the Tiger Team, Ajay Jagannathan, had blogged about new extended events we introduced in SQL Server 2016 for backup and restore. 10 percent processed. 20 percent processed.

Servers 40

Servers Database Processing Virtualization 40

All Things Distributed

DECEMBER 13, 2016

Today, I'm happy to announce that the AWS Europe (London) Region, our 16th technology infrastructure region globally, is now generally available for use by customers worldwide. Take GoSquared , a UK startup that runs all its development and production processes on AWS, as an example.

AWS 166

AWS Cloud Artificial Intelligence IoT 166

Smashing Magazine

JULY 12, 2021

However, this simplicity leaves the door open for many potential issues and technical debt — bloated code, specificity hell, duplicated code blocks with very little to no difference, leftover unused selectors, unnecessary hacks, and workarounds, to name a few. Leftover, unused chunks of code from deleted features.

Best Practices 145

Best Practices Website Architecture Media 145

Percona

JANUARY 24, 2023

Some of the built-in features ( wal_compression ) have been there since 2016, and almost all backup tools do the WAL compression before taking it to the backup repository. Individual processes generate WAL records, and latency is very crucial for transactions. They do a much better job than what was available in PostgreSQL (pglz).

Database 118

Database Benchmarking Open Source Latency 118

SQL Performance

APRIL 20, 2021

We are now ready to start the query scan, perform some early phase processing, and start the first additional parallel tasks. The query processor begins execution by starting the query scan process via a call to CQueryScan::StartupQuery. Any single scheduler available to the query. Early Phases” Processing. Parent task.

C++ 98

C++ Processing Servers Cache 98

SQL Server According to Bob

JANUARY 28, 2018

The import process establishes communication between MSTDC (B) and MSDTC (A), creating the proper superior to subordinate relationship, adding DTC voting endpoints and returning an ITransaction to SQL Server. SQL Server also supports XA based transactions but has no code in the SQL Server engine to engage in XA transactions.

Servers 40

Servers Azure Engineering Java 40

CSS - Tricks

APRIL 1, 2021

The code for the site is available on GitHub for reference. This is the process of turning HTML, CSS and JavaScript into a fully fleshed out, interactive website. This process can be “blocked” if it has to wait for resources to load before it runs. This is a very basic site made with simple HTML, CSS, and JavaScript.

Cache 92

Cache Social Media Media Website 92

Alex Russell

MARCH 31, 2022

The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Removal also creates a performance cliff for content that assumes cache availability. One available proxy is the distribution of use from Google's hosted JS libraries. None of this holds. Thar be dragons.

Cache 82

Cache Government Traffic Network 82

Alex Russell

APRIL 29, 2021

This post mines publicly available data on the pace of compatibility fixes and feature additions to assess the claim. After 20 years of neck-in-neck competition, often starting from common code lineages, there just isn't that much left to wring out of the system. Count of APIs available from JavaScript by Web Confluence.

Media 145

Media Games Education Engineering 145

Brendan Gregg

SEPTEMBER 5, 2017

What follows are topics that may be of interest to anyone looking to migrate their systems and skillset: scan these to find topics that interest you. ## ZFS ZFS is available for Linux via the [zfsonlinux] and [OpenZFS] projects, and more recently was included in Canonical's Ubuntu Linux distribution: Ubuntu Xenial 16.04 LTS (April 2016).

Virtualization 76

Virtualization AWS Engineering Hardware 76

Alex Russell

DECEMBER 18, 2022

The talks are up on YouTube , including my own (behind a paywall, but the slides are freely available [1] ): The talk, like this post, is an update on network and CPU realities this series has documented since 2017. That is, what was the average device in 2016? 2023 Content Targets #. No, it was a $600-$700 device. 4GiB of RAM.

Performance 113

Performance Network Mobile Latency 113

Smashing Magazine

FEBRUARY 8, 2022

In 2016, I released the first version of the tool, then called not Statoscope, but Webpack Runtime Analyzer. At first, utilities for these tasks were available in the console, but not in the browser. We don’t need the second export, so we can painlessly remove it without harming the bundled code. Sergey Melukov. More after jump!

Storage 79

Storage Code Metrics C++ 79

SQL Performance

JULY 9, 2019

The ISO/IEC 9075:2016 standard (SQL:2016) defines a feature called nested window functions. This feature is currently not available in T-SQL. At the date of this writing, there's not much information available out there about the true standard nested window functions. What nested window functions are not about.

Servers 83

Servers Availability Database Code 83

Smashing Magazine

JULY 6, 2021

Moving to a headless CMS is not an easy decision and the selection process should not be taken lightly. With Luminary’s 21 years of experience in the digital space, my experience of 17 years in the CMS space as well as our focus on Headless since 2016, here are my two cents on what you should look out for. Microservices architecture.

Cache 143

Cache Website Mobile Google 143

SQL Performance

SEPTEMBER 25, 2019

The Lazy Index Spool operator is only available with apply. You can read more details about the process in my Query Optimizer Deep Dive series. This value is hard-coded into SQL Server and has not been changed following the increase to 1700 bytes for nonclustered index keys from SQL Server 2016 onward. Lazy Index Spool.

Performance 104

Performance Cache Servers Education 104

Nick Desaulniers

NOVEMBER 20, 2016

Let’s say we wanted to reuse some of the code from our previous project in our next one. While static libraries allowed us to reuse source code, static linkage does not allow us to reuse memory for executable code between different processes. This is the second post in a series on memory segmentation. What a waste!

C++ 48

C++ Programming Code Virtualization 48

Rigor

SEPTEMBER 3, 2019

There are many tools available that can help you monitor, manage, and optimize your website and application performance: APM, synthetics, RUM, alerting, alert integrations, and more. Response code or issues with the rendered page [Synthetic]. STEP 1: Invest in the Right Tooling and Get Everyone On Board. Slow DNS times [Synthetic].

Website 74

Website Cache Ecommerce Traffic 74

SQL Performance

SEPTEMBER 5, 2019

You will need SQL Server 2016 (or later) and Developer Edition (or equivalent) to reproduce the results shown here. Here is the new SUM plan for comparison with the one from the first test: All 102,400 rows (in 114 batches) are emitted by the Columnstore Index Scan , processed by the Compute Scalar , and sent to the Hash Aggregate.

Performance 81

Performance C++ Storage Servers 81

Particular Software

OCTOBER 3, 2017

This article was originally published on the NDC 2016 Blog. Code that had duplication all over the place? Chances are you were dealing with legacy code that was written years ago. In my 15+ years of coding, every single time I've dealt with legacy code, fear, anger, hate, and suffering were pretty common.

Architecture 49

Architecture Database Code Systems 49

Alex Russell

OCTOBER 22, 2017

Answering it requires an understanding of how browsers process resources (which differs by type) and the concept of the critical path. This input processing happens on document’s main thread , where JavaScript runs. Processing input (including scrolling w/ active touch listeners). ” A good question!

Performance 68

Performance Benchmarking Network Mobile 68

Alex Russell

MAY 9, 2022

Effective managers understand that products require processes to manage, yet front-end discourse assumes that switching frameworks will introduce a golden age. Who owns this code? When sibling teams are brought in to integrate late in the process, attention to the cumulative experience may suffer. Why is it there?

Performance 86

Performance Latency Metrics Engineering 86

John McCalpin

APRIL 2, 2020

This was a keynote presentation at the “2nd International Workshop on Performance Modeling: Methods and Applications” (PMMA16), June 23, 2016, Frankfurt, Germany (in conjunction with ISC16 ). Over time, the mechanisms introduced for reducing energy consumption (first in laptops) became available more broadly.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Enprowess

SEPTEMBER 28, 2021

React developers introduced Inferno in 2016 as an experiment to examine whether or not a library can improve the battery, performance, and UX of mobile apps. There are fewer examples and code libraries of the Ember framework. You are not allowed to reuse code in React.js Source: [link]. It offers one of the fastest JS libraries.

Open Source 52

Open Source Mobile Entertainment Virtualization 52

SQL Performance

APRIL 23, 2019

This eliminated unnecessary row-mode processing, and removed the need for an exchange. SQL Server 2016 introduced serial batch mode processing and aggregate pushdown. instructions are available. Each scan output batch (of up to 900 rows) makes a runtime decision between the fast and slow code paths.

Servers 67

Servers Testing Metrics Storage 67

The Symphonia

DECEMBER 6, 2017

Traffic shaping / canary deployment was pre-announced at Serverless Conf NYC in October, and this is now available. Specific improvements include A new code editor for those who write their Lambda functions in Javascript and Python, far superior to the old inline code-editor. We plan to test this out when we get the chance.

Serverless 40

Serverless Lambda AWS Traffic 40

SQL Server According to Bob

DECEMBER 18, 2018

Before all was said and done, all of these people and more helped with various activities: · Eugene, Mike, Slava, Scott, Peter, Steve and others doing code reviews on my SQL Server and Host Extension changes. · Red Hat, SUSE, HPE, Intel helping and confirming Linux behaviors and making file system code changes.

Servers 90

Servers Media Cache Storage 90

Smashing Magazine

JUNE 26, 2019

Clean coding practices. You can see in his example that he suggests a number of optimizations, like limiting which styles and character sets are available for use on the website. Granted, some plugins are coded to be more lightweight than others, but there will always be some sort of difference felt in your loading times.

Website 110

Website Speed Mobile Design 110

Smashing Magazine

OCTOBER 26, 2018

Because of its history and for being sort of a fork of an old blogging platform called “b2” (more details here ), it’s largely written in a procedural way (using function-based code). Recommended reading : WordPress Security As A Process. Before we delve deeper in the code, a couple more things about WordPress REST API.

Cache 78

Cache Website Speed Database 78